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6903 Hybrid Ceramic Bearing 17x30x7mm Bicycle Hub Front Rear Hubs Wheel for MTB Mountain Bike Hubs 6903RS High Speed Ceramic Ball Bearings（2PC）

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$24.99

$ 11 .99 $11.99

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About this item

  • Bore Dia (d): 17mm Outer Dia (D): 30mm Width (B): 7mm
  • Material: Chrome Steel / Si3N4 Balls
  • Compared With Steel Ball Bearing,Hybrid Ceramic Ball Bearing Has Long Service Life,Higher Speeds,Durable & Insulation
  • For Bike Type: BMX Bike, BMX Bike - Old School, Hybrid/Comfort Bike, Mountain Bike, Road Bike - Racing, Road Bike - Touring, Time Trial/Triathlon
  • 52100 Chrome Steel Outer Ring & Inner Ring +Si3N4 Ceramic Balls +Nylon Cage +Grease + Sealed = HYBRID CERAMIC BEARINGS


WHAT IS A HYBEID CERAMIC BEARING?

A ceramic hybrid bearing is a combination of ceramic balls and bearing quality steel rings.

Which combine hardened steel rings with rolling elements made of high-performance ceramic materials, are an increasingly popular option for demanding applications.

TECHNICAL SPECS

Model: 6903 RS

Structure: Deep Groove Ball

Material: Hybrid Ceramic

Bore Dia (d): 17 mm

Outer Dia (D): 30 mm

Width (B): 7 mm

Closures: Rubber Sealed (2RS)

Lubrication: Grease

Clearance: C0

Dynamic Load Rating (Cr) (Newtons): 4588

Static Load Rating (Cor) (Newtons): 2565

Weight: 0.020 kg

Quantity: 1 Lot = 2 PC